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<?php $b = 123; $a = array('' => &$b, 'b' => 1, 'd' => 4, 'c' => 3); uasort($a, function($a, $b) { if ($a == $b) { return 0; } return ($a < $b) ? -1 : 1; }); var_dump($a);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/jBtO2
function name:  (null)
number of ops:  15
compiled vars:  !0 = $b, !1 = $a
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, 123
    4     1        INIT_ARRAY                                       ~3      !0, ''
          2        ADD_ARRAY_ELEMENT                                ~3      1, 'b'
          3        ADD_ARRAY_ELEMENT                                ~3      4, 'd'
          4        ADD_ARRAY_ELEMENT                                ~3      3, 'c'
          5        ASSIGN                                                   !1, ~3
    5     6        INIT_FCALL                                               'uasort'
          7        SEND_REF                                                 !1
          8        DECLARE_LAMBDA_FUNCTION                                  '%00%7Bclosure%7D%2Fin%2FjBtO2%3A5%240'
   11     9        SEND_VAL                                                 ~5
         10        DO_ICALL                                                 
   13    11        INIT_FCALL                                               'var_dump'
         12        SEND_VAR                                                 !1
         13        DO_ICALL                                                 
         14      > RETURN                                                   1

Function %00%7Bclosure%7D%2Fin%2FjBtO2%3A5%240:
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 43) Position 1 = 4, Position 2 = 5
Branch analysis from position: 4
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 5
2 jumps found. (Code = 43) Position 1 = 7, Position 2 = 9
Branch analysis from position: 7
1 jumps found. (Code = 42) Position 1 = 10
Branch analysis from position: 10
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 9
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/jBtO2
function name:  {closure}
number of ops:  12
compiled vars:  !0 = $a, !1 = $b
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    5     0  E >   RECV                                             !0      
          1        RECV                                             !1      
    6     2        IS_EQUAL                                                 !0, !1
          3      > JMPZ                                                     ~2, ->5
    7     4    > > RETURN                                                   0
   10     5    >   IS_SMALLER                                               !0, !1
          6      > JMPZ                                                     ~3, ->9
          7    >   QM_ASSIGN                                        ~4      -1
          8      > JMP                                                      ->10
          9    >   QM_ASSIGN                                        ~4      1
         10    > > RETURN                                                   ~4
   11    11*     > RETURN                                                   null

End of function %00%7Bclosure%7D%2Fin%2FjBtO2%3A5%240

Generated using Vulcan Logic Dumper, using php 8.0.0


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